Perhaps you should try some spelling variations:
thanh trung » thanh tung
chu manh » ho manh, chu han, chu van
kha nang » phap nang, ky nang, ki nang
trung va » truong va, trang va, trung ha
va thong » va thuong, va phuong, he thong
cong van » cong vang, song van, cong tan
cong san » cong tac
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu manh) or (kha nang)) - thanh trung va thong ((cong van) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu manh) OR (kha nang)) - thanh trung va thong ((cong van) OR (cong san)) toan cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chu manh) or (kha nang)) - thanh trung va thong ((cong van) or (cong san)) toan cau*.